Billericay (/bɪləˈrɪkiː/ BIL-ə-RIK-ee) is a town and civil parish in the Borough of Basildon, Essex, England. It lies within the London Basin and constitutes a commuter town 25 miles (40 kilometres) east of Central London. The town has three secondary schools and a variety of open spaces. It is thought to have been occupied since the Bronze Age.